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A large operator of timeshare complexes requires anyone
Chapter 3, Problem 65E(choose chapter or problem)
A large operator of timeshare complexes requires anyone interested in making a purchase to first visit the site of interest. Historical data indicates that 20% of all potential purchasers select a day visit, 50% choose a one-night visit, and 30% opt for a two-night visit. In addition, 10% of day visitors ultimately make a purchase, 30% of one night visitors buy a unit, and 20% of those visiting for two nights decide to buy. Suppose a visitor is randomly selected and is found to have made a purchase. How likely is it that this person made a day visit? A one-night visit? A two-night visit?
Questions & Answers
QUESTION:
A large operator of timeshare complexes requires anyone interested in making a purchase to first visit the site of interest. Historical data indicates that 20% of all potential purchasers select a day visit, 50% choose a one-night visit, and 30% opt for a two-night visit. In addition, 10% of day visitors ultimately make a purchase, 30% of one night visitors buy a unit, and 20% of those visiting for two nights decide to buy. Suppose a visitor is randomly selected and is found to have made a purchase. How likely is it that this person made a day visit? A one-night visit? A two-night visit?
ANSWER:Solution: Step1: Here based on the given data 20% of all potential purchasers select a day visit, 50% choose a one-night visit, and 30% opt for a two night visit In addition, 10% of day visitors ultimately make a purchase, 30% of one night visitors buy a unit, and 20% of those visiting for two nights decide to buy. A visitor is randomly selected and is found to have a made a purchase. Step2: a) We have to find the probability that selected person made a day visit. Here it is given that among 20% of day visitors 10% makes a purchase. Also among 50% of one- night visitors 30% purchase a unit. And among 30% of two- night visitors